Hematopoeisis is adversely affected, most notably in itai-itai disease where severe anemia is observed, in association with marked suppression of erythropoietin production . Hemolysis may also be a factor in producing Cd-associated anemia, which may produce iron-deficient indices despite increased body Fe stores resulting from hemolysis and increased duodenal Fe absorption .
Welding apprentices learn the full range of manual, semiautomatic and automatic welding processes in the shipyard's welding school. They use a wide range of metals and welding processes to perform structural and pipe welds in all phases of ship construction.
The Iron Workers apprenticeship program is a well-organized and supervised method of training people, with little or no knowledge of the craft, to become journeymen ironworkers qualified in all segments of the trade. Apprentices earn while they learn, working on the job alongside the journeymen.